#330A03#330A03

#330A03 is a very dark, moderate red. Relative luminance 0.009; OKLCH L 21.8% C 0.068 H 34.2°. Best body text is #FFFFFF at 17.72:1 contrast (WCAG AA passes).

Color values

HEX	#330A03
RGB	rgb(51, 10, 3)
HSL	hsl(9, 89%, 11%)
HSV	hsv(9, 94%, 20%)
CMYK	cmyk(0%, 80.4%, 94.1%, 80%)
CIE-LAB	lab(8.37, 20.09, 11.77)
CIE-LCH	lch(8.37, 23.28, 30.36°)
OKLab	oklab(21.78% 0.0564 0.0383)
OKLCH	oklch(21.78% 0.068 34.2)
XYZ	xyz(1.4904, 0.9277, 0.1867)
Luminance	0.0093 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#330A03 #032C33

analogous

#330314 #330A03 #332203

triadic

#330A03 #03330A #0A0333

tetradic

#330A03 #143303 #032C33 #220333

square

#330A03 #143303 #032C33 #220333

split-complementary

#330A03 #033322 #031433

monochromatic

#1D0602 #1D0602 #330A03 #6D1506 #A7210A

Accessibility & contrast

On white

17.72

#330A03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#330A03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #330A03

17.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##330A03	#FFFFFF	#000000	##FFFFFF
##330A03	1.00	17.72	1.19	17.72
#FFFFFF	17.72	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161202

Deuteranopia (green-blind)

#201C02

Tritanopia (blue-blind)

#390108

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #330a03;
/* rgb */ color: rgb(51, 10, 3);
/* oklch */ color: oklch(21.8% 0.068 34.2);

Tailwind

colors: {
  custom: {
    50: '#6e4c48',
    500: '#330a03',
    950: '#000000',
  },
}

SCSS

$custom: #330a03;
$custom-light: #6e4c48;
$custom-dark: #000000;

JSON

{
  "hex": "#330a03",
  "rgb": {
    "r": 51,
    "g": 10,
    "b": 3
  },
  "hsl": {
    "h": 8.75,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.21777,
    "c": 0.06813,
    "h": 34.2
  },
  "luminance": 0.00927
}

Semantic roles & 50–950 ramp

primary

#330A03

secondary

#1C6976

accent

#E0FF29

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#080100

muted

#7B7777

Preview Lab

Preview with #330A03

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →